来自郭兰静的问题
iheardtheaccident___atmidnight.A.takenplaceB.happened.C.beentakenplace.D.beenhappened
iheardtheaccident___atmidnight.A.takenplaceB.happened.C.beentakenplace.D.beenhappened


iheardtheaccident___atmidnight.A.takenplaceB.happened.C.beentakenplace.D.beenhappened
iheardtheaccident___atmidnight.A.takenplaceB.happened.C.beentakenplace.D.beenhappened
选B...accident都是偶然发生的...又因为takeplace和happen没有被动语态..